Home / 2,547,900.36-3,515,997.06-1,386,351.40

Finding the Fourth Proportional to 2,547,900.36, 3,515,997.06 and 1,386,351.40

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Solution

The fourth proportional to 2,547,900.36, 3,515,997.06 and 1,386,351.40 is: 1,913,107.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,900.36 : 3,515,997.06 = 1,386,351.40 : x
  2. Step 2: Convert to fraction form
    2,547,900.36/3,515,997.06 = 1,386,351.40/x
  3. Step 3: Cross multiply
    2,547,900.36x = 3,515,997.06 × 1,386,351.40
  4. Step 4: Simplify right side
    2,547,900.36x = 4,874,407,446,526.88
  5. Step 5: Solve for x
    x = 4,874,407,446,526.88/2,547,900.36
  6. Step 6: Final answer
    x = 1,913,107.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.